<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<script>
			
			// 日期时间对象
			var d1 = new Date(); // 当前时间
			
			document.write(d1.getFullYear()+"-");
			document.write((d1.getMonth()+1)+"-");
			document.write(d1.getDate()+"&nbsp;");
			document.write(d1.getHours()+":");
			document.write(d1.getMinutes()+":");
			document.write(d1.getSeconds()+".");
			document.write(d1.getMilliseconds());
			document.write("<br />")
			
			var d2 = new Date(2025,0,1);
			// d1.setHours(9);
			// d1.setMinutes(15);
			// d1.setSeconds(30);
			
			// 计算2个时间的间隔
			var span = d2.getTime() - d1.getTime();
			document.write( (span/1000/60/60/24) + "天");
			
		
			
			
			
		</script>
	</body>
</html>